$OpenBSD: patch-provider_plugins_plugin_h,v 1.1 2017/05/22 14:22:24 espie Exp $

Index: provider/plugins/plugin.h
--- provider/plugins/plugin.h.orig
+++ provider/plugins/plugin.h
@@ -91,7 +91,7 @@ class objectsignature_t { (public)
 	 *					the signature will be ignored.
 	 * @return TRUE if the current object is less then the sig object
 	 */
-    bool operator< (const objectsignature_t &sig) { return id.id < sig.id.id; };
+    bool operator< (const objectsignature_t &sig) const { return id.id < sig.id.id; };
 
 	/**
 	 * externid with objectclass
